[gtk+] gtk+-4.0.pc: Make sure to add requirements for Gsk (e.g. graphene-1.0)

[Rico Tzschichholz <ricotz src gnome org>]

commit 42d3a9e68a336f1c98319a08882ab64e2dc98a98
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Oct 27 08:16:57 2016 +0200

    gtk+-4.0.pc: Make sure to add requirements for Gsk (e.g. graphene-1.0)

 gtk+-4.0.pc.in |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk+-4.0.pc.in b/gtk+-4.0.pc.in
index f4ca39b..0bb6363 100644
--- a/gtk+-4.0.pc.in
+++ b/gtk+-4.0.pc.in
@@ -10,7 +10,7 @@ gtk_host=@host@
 Name: GTK+
 Description: GTK+ Graphical UI Library
 Version: @VERSION@
-Requires: @GDK_PACKAGES@ @GTK_PACKAGES@
-Requires.private: @GDK_PRIVATE_PACKAGES@ @GTK_PRIVATE_PACKAGES@
+Requires: @GDK_PACKAGES@ @GSK_PACKAGES@ @GTK_PACKAGES@
+Requires.private: @GDK_PRIVATE_PACKAGES@ @GSK_PRIVATE_PACKAGES@ @GTK_PRIVATE_PACKAGES@
 Libs: -L${libdir} -lgtk-4 @GDK_EXTRA_LIBS@ @GSK_EXTRA_LIBS@ @GTK_EXTRA_LIBS@
 Cflags: -I${includedir}/gtk-@GTK_API_VERSION@ @GDK_EXTRA_CFLAGS@ @GSK_EXTRA_CFLAGS@ @GTK_EXTRA_CFLAGS@